199465740

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{123127}}^1$

素因数の和:123148

約数の個数: 60

約数和(自身を含む): 625736496

約数和(自身を除く): 426270756

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 123127, 246254, 369381, 492508, 615635, 738762, 1108143, 1231270, 1477524, 1846905, 2216286, 2462540, 3324429, 3693810, 4432572, 5540715, 6648858, 7387620, 9973287, 11081430, 13297716, 16622145, 19946574, 22162860, 33244290, 39893148, 49866435, 66488580, 99732870, 199465740]

約数ペア:

[(1, 199465740), (2, 99732870), (3, 66488580), (4, 49866435), (5, 39893148), (6, 33244290), (9, 22162860), (10, 19946574), (12, 16622145), (15, 13297716), (18, 11081430), (20, 9973287), (27, 7387620), (30, 6648858), (36, 5540715), (45, 4432572), (54, 3693810), (60, 3324429), (81, 2462540), (90, 2216286), (108, 1846905), (135, 1477524), (162, 1231270), (180, 1108143), (270, 738762), (324, 615635), (405, 492508), (540, 369381), (810, 246254), (1620, 123127)]